PDSN – Packet Data Serving Node
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PDSN – Packet Data Serving Node

Packet Data Serving Node is responsible for the establishment, maintenance and termination of a PPP (Point to Point Protocol) session towards the MS (Mobile Station). It may also assign dynamic IP addresses in addition to supporting Mobile IP functionality. It provides a similar function to the GSN (GPRS Support Nodes) found in GSM and UMTS networks.

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